linux-kernel - [PATCH iproute2-next 3/3] rdma: Adjust man page for rdma system set privileged

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Message-ID: <20231019082138.18889-4-phaddad@nvidia.com>
Date:   Thu, 19 Oct 2023 11:21:38 +0300
From:   Patrisious Haddad <phaddad@...dia.com>
To:     <jgg@...pe.ca>, <leon@...nel.org>, <dsahern@...il.com>,
        <stephen@...workplumber.org>
CC:     Patrisious Haddad <phaddad@...dia.com>, <netdev@...r.kernel.org>,
        <linux-rdma@...r.kernel.org>, <linuxarm@...wei.com>,
        <linux-kernel@...r.kernel.org>, <huangjunxian6@...ilicon.com>,
        <michaelgur@...dia.com>
Subject: [PATCH iproute2-next 3/3] rdma: Adjust man page for rdma system set privileged_qkey command

Signed-off-by: Patrisious Haddad <phaddad@...dia.com>
Reviewed-by: Michael Guralnik <michaelgur@...dia.com>
---
 man/man8/rdma-system.8 | 32 +++++++++++++++++++++++++++-----
 1 file changed, 27 insertions(+), 5 deletions(-)

diff --git a/man/man8/rdma-system.8 b/man/man8/rdma-system.8
index ab1d89fd..a2914eb8 100644
--- a/man/man8/rdma-system.8
+++ b/man/man8/rdma-system.8
@@ -23,16 +23,16 @@ rdma-system \- RDMA subsystem configuration
 
 .ti -8
 .B rdma system set
-.BR netns
-.BR NEWMODE
+.BR netns/privileged_qkey
+.BR NEWMODE/NEWSTATE
 
 .ti -8
 .B rdma system help
 
 .SH "DESCRIPTION"
-.SS rdma system set - set RDMA subsystem network namespace mode
+.SS rdma system set - set RDMA subsystem network namespace mode or privileged qkey mode
 
-.SS rdma system show - display RDMA subsystem network namespace mode
+.SS rdma system show - display RDMA subsystem network namespace mode and privileged qkey state
 
 .PP
 .I "NEWMODE"
@@ -49,12 +49,21 @@ network namespaces is not needed, shared mode can be used.
 
 It is preferred to not change the subsystem mode when there is active
 RDMA traffic running, even though it is supported.
+.PP
+.I "NEWSTATE"
+- specifies the new state of the privileged_qkey parameter. Either enabled or disabled.
+Whereas this decides whether a non-privileged user is allowed to specify a controlled
+QKEY or not, since such QKEYS are considered privileged.
+
+When this parameter is enabled, non-privileged users will be allowed to
+specify a controlled QKEY.
 
 .SH "EXAMPLES"
 .PP
 rdma system show
 .RS 4
-Shows the state of RDMA subsystem network namespace mode on the system.
+Shows the state of RDMA subsystem network namespace mode on the system and
+the state of privileged qkey parameter.
 .RE
 .PP
 rdma system set netns exclusive
@@ -69,6 +78,19 @@ Sets the RDMA subsystem in network namespace shared mode. In this mode RDMA devi
 are shared among network namespaces.
 .RE
 .PP
+.PP
+rdma system set privileged_qkey enabled
+.RS 4
+Sets the privileged_qkey parameter to enabled. In this state non-privileged user
+is allowed to specify a controlled QKEY.
+.RE
+.PP
+rdma system set privileged_qkey disabled
+.RS 4
+Sets the privileged_qkey parameter to disabled. In this state non-privileged user
+is *not* allowed to specify a controlled QKEY.
+.RE
+.PP
 
 .SH SEE ALSO
 .BR rdma (8),
-- 
2.18.1